Fixing build error r5362 (adding missing files).

src/objects.h

 // Copyright 2006-2009 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 4194 matching lines @@
   uint32_t GetHashField();
 
   // Returns true if the characters seen so far make up a legal array
   // index.
   bool is_array_index() { return is_array_index_; }
 
   bool is_valid() { return is_valid_; }
 
   void invalidate() { is_valid_ = false; }
 
+  // Calculated hash value for a string consisting of 1 to
+  // String::kMaxArrayIndexSize digits with no leading zeros (except "0").
+  // value is represented decimal value.
+  static uint32_t MakeCachedArrayIndex(uint32_t value, int length);
+
  private:
 
   uint32_t array_index() {
     ASSERT(is_array_index());
     return array_index_;
   }
 
   inline uint32_t GetHash();
 
   int length_;
@@ skipping 1322 matching lines @@
     } else {
       value &= ~(1 << bit_position);
     }
     return value;
   }
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_H_